From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 42807157A59 for ; Thu, 24 Oct 2024 03:10:32 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729739432; cv=none; b=Df4PE+NENQXdfwFdaqrbstVkBAgRFjd+BTAl/eZQ84PcUvS4drI2KreQeDk8/yn1or6IWfGzAWlHd0Ia9o2xYf8MPGNjMdlQ6hzE0pnY9s9Wkx0q8BXJ/O6FKO8vcV6a9i38VgosbBMGIJFSG9SavTc7MRKuw7NViEVkyBHCT14= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729739432; c=relaxed/simple; bh=BK2k/Lm+X6mQImEEg6AoU0y91a/aYKKPpJVyITgVkB0=; h=Date:To:From:Subject:Message-Id; b=nQ7P+/zwPKeH+EZyy7MJ5gjZrsz+RRhyet/mZF/TduXHoHjz4W7hr2TIyZG2fIx/D/TIbTnfhsRF69gU+hhKnDwYprrAZr/wRdLeeuv6RbM6ads2wGA/Or/TN2/iQMYFrIJvDnV6xOd65fvD+BfZKAC/Q2hTLJtKKqC2mgsCTwk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b=XP7oU+Jh; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b="XP7oU+Jh" Received: by smtp.kernel.org (Postfix) with ESMTPSA id D5675C4CEC6; Thu, 24 Oct 2024 03:10:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1729739431; bh=BK2k/Lm+X6mQImEEg6AoU0y91a/aYKKPpJVyITgVkB0=; h=Date:To:From:Subject:From; b=XP7oU+JhClUbQCPdWaxvlMDBkw90BAuqeZxYAw5QalK6EgtFgnyA2KITryNWMcAtk F5EgT9x569JsK24JqfwUhh6FphfINuYTubhCic47vqJYzl+Fyj3kBN9H6XJgKlIQa3 aiwuiRaS2mpzU7KxExdJBV3JfUBngsKCTELfMvxg= Date: Wed, 23 Oct 2024 20:10:31 -0700 To: mm-commits@vger.kernel.org,willy@infradead.org,peterz@infradead.org,namhyung@kernel.org,msakai@redhat.com,mingo@redhat.com,mark.rutland@arm.com,kent.overstreet@linux.dev,kan.liang@linux.intel.com,jserv@ccns.ncku.edu.tw,jolsa@kernel.org,irogers@google.com,corbet@lwn.net,colyli@suse.de,adrian.hunter@intel.com,acme@kernel.org,visitorckw@gmail.com,akpm@linux-foundation.org From: Andrew Morton Subject: + lib-test_min_heap-update-min_heap_callbacks-to-use-default-builtin-swap.patch added to mm-nonmm-unstable branch Message-Id: <20241024031031.D5675C4CEC6@smtp.kernel.org> Precedence: bulk X-Mailing-List: mm-commits@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: The patch titled Subject: lib/test_min_heap: update min_heap_callbacks to use default builtin swap has been added to the -mm mm-nonmm-unstable branch. Its filename is lib-test_min_heap-update-min_heap_callbacks-to-use-default-builtin-swap.patch This patch will shortly appear at https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/lib-test_min_heap-update-min_heap_callbacks-to-use-default-builtin-swap.patch This patch will later appear in the mm-nonmm-unstable branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/process/submit-checklist.rst when testing your code *** The -mm tree is included into linux-next via the mm-everything branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm and is updated there every 2-3 working days ------------------------------------------------------ From: Kuan-Wei Chiu Subject: lib/test_min_heap: update min_heap_callbacks to use default builtin swap Date: Sun, 20 Oct 2024 12:01:54 +0800 Replace the swp function pointer in the min_heap_callbacks of test_min_heap with NULL, allowing direct usage of the default builtin swap implementation. This modification simplifies the code and improves performance by removing unnecessary function indirection. Link: https://lkml.kernel.org/r/20241020040200.939973-5-visitorckw@gmail.com Signed-off-by: Kuan-Wei Chiu Cc: Adrian Hunter Cc: Arnaldo Carvalho de Melo Cc: Ching-Chun (Jim) Huang Cc: Coly Li Cc: Ian Rogers Cc: Ingo Molnar Cc: Jiri Olsa Cc: Jonathan Corbet Cc: Kent Overstreet Cc: "Liang, Kan" Cc: Mark Rutland Cc: Matthew Sakai Cc: Matthew Wilcox (Oracle) Cc: Namhyung Kim Cc: Peter Zijlstra Signed-off-by: Andrew Morton --- lib/test_min_heap.c | 16 ++++------------ 1 file changed, 4 insertions(+), 12 deletions(-) --- a/lib/test_min_heap.c~lib-test_min_heap-update-min_heap_callbacks-to-use-default-builtin-swap +++ a/lib/test_min_heap.c @@ -23,14 +23,6 @@ static __init bool greater_than(const vo return *(int *)lhs > *(int *)rhs; } -static __init void swap_ints(void *lhs, void *rhs, void __always_unused *args) -{ - int temp = *(int *)lhs; - - *(int *)lhs = *(int *)rhs; - *(int *)rhs = temp; -} - static __init int pop_verify_heap(bool min_heap, struct min_heap_test *heap, const struct min_heap_callbacks *funcs) @@ -72,7 +64,7 @@ static __init int test_heapify_all(bool }; struct min_heap_callbacks funcs = { .less = min_heap ? less_than : greater_than, - .swp = swap_ints, + .swp = NULL, }; int i, err; @@ -104,7 +96,7 @@ static __init int test_heap_push(bool mi }; struct min_heap_callbacks funcs = { .less = min_heap ? less_than : greater_than, - .swp = swap_ints, + .swp = NULL, }; int i, temp, err; @@ -136,7 +128,7 @@ static __init int test_heap_pop_push(boo }; struct min_heap_callbacks funcs = { .less = min_heap ? less_than : greater_than, - .swp = swap_ints, + .swp = NULL, }; int i, temp, err; @@ -175,7 +167,7 @@ static __init int test_heap_del(bool min heap.nr = ARRAY_SIZE(values); struct min_heap_callbacks funcs = { .less = min_heap ? less_than : greater_than, - .swp = swap_ints, + .swp = NULL, }; int i, err; _ Patches currently in -mm which might be from visitorckw@gmail.com are lib-kconfigdebug-move-int_pow-test-option-to-runtime-testing-section.patch lib-makefile-make-union-find-compilation-conditional-on-config_cpusets.patch lib-list_sort-remove-unnecessary-header-includes.patch tools-lib-list_sort-remove-unnecessary-header-includes.patch perf-tools-update-expected-diff-for-lib-list_sortc.patch lib-min_heap-introduce-non-inline-versions-of-min-heap-api-functions.patch lib-min_heap-optimize-min-heap-by-prescaling-counters-for-better-performance.patch lib-min_heap-avoid-indirect-function-call-by-providing-default-swap.patch lib-test_min_heap-update-min_heap_callbacks-to-use-default-builtin-swap.patch perf-core-update-min_heap_callbacks-to-use-default-builtin-swap.patch dm-vdo-update-min_heap_callbacks-to-use-default-builtin-swap.patch bcache-update-min_heap_callbacks-to-use-default-builtin-swap.patch bcachefs-clean-up-duplicate-min_heap_callbacks-declarations.patch bcachefs-update-min_heap_callbacks-to-use-default-builtin-swap.patch documentation-core-api-add-min-heap-api-introduction.patch